LG 24LF454B, Service Manual

Page: 6 / 15

- 6 - LGE Internal Use Only
Copyright © LG Electronics. Inc. All right reserved.
Only for training and service purposes
SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
1. Application Range
This spec sheet is applied to the LU72A chassis.
2. Specification
Each part is tested as below without special appointment
1) Temperature : 25 ˚C ± 5 ˚C (77 ˚F ± 9 ˚F),
CST : 40 ˚C ± 5 ˚C
2) Relative Humidity : 65 % ± 10 %
3) Power Voltage : Standard input voltage
(100 V - 240 V ~, 50 / 60 Hz)
· Standard Voltage of each products is marked by models
4) Specification and performance of each parts are followed
each drawing and specification by part number in accord -
ance with BOM.
5) The receiver must be operated for about 5 minutes prior to
the adjustment.
3.Test method
1) Performance : LGE TV test method followed
2) Demanded other specification
- Safety : UL
- EMC : FCC
4. Model general specification
No Item Specification Remarks
1 Market AMERICA, CANADA, MEXICO LJ4540 / LF454Bseries is US only
MT49x Series is Mexico only.
2 Receiving system ATSC / NTSC-M / 64 & 256 QAM
3 Available Channel VHF 2-13, UHF 14-69, CATV 1-135, DTV 2-69, CADTV 1-135
4 Interface RF / Composite(CVBS) / Component / HDMI / D-Sub / USB 22,24 LJ4540, 24LF454B serise :
RF/ HDMI/USB(SVC only)
28 LJ4540 : RF/ HDMI/USB
MT49x serise : RF, Component/
CVBS/ HDMI/ DSUB/ USB
No Item Specification Remarks
1 RF Input Analog NTSC
DTV ATSC
2 HDMI Input (Rear) HDMI version 1.4/ support PC
Support HDCP
Rear : 1EA
3 Component Input
(Rear, 1EA)
Y/Pb/Pr 2xLJ4540 not support
4 CVBS Input ATSC/NTSC-M 2xLJ4540 / LF454B not support
5 USB (Side, 1EA) For My Media(Photo/Music List) P Music
(only 284LJ4540 support)
6 D-Sub RGB-PC 2xLJ4540/LF454B not support
2xMT49DF not support
5. Feature and Function